Fatal error: Uncaught Error: Class "App\Http\Controllers\Controller" not found in /var/www/html/edeal.ng/gpg/public/app/Http/Controllers/StaffTrainingController.php:7 Stack trace: #0 {main} thrown in /var/www/html/edeal.ng/gpg/public/app/Http/Controllers/StaffTrainingController.php on line 7